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发明名称
Current collector
摘要
申请公布号
US1747489(A)
申请公布日期
1930.02.18
申请号
US19280249268
申请日期
1928.01.25
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
SCHAAKE WILLIAM
分类号
B60L5/22
主分类号
B60L5/22
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